31005930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{227}}^1$

素因数の和:423

約数の個数: 64

約数和(自身を含む): 77811840

約数和(自身を除く): 46805910

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 157, 174, 227, 290, 314, 435, 454, 471, 681, 785, 870, 942, 1135, 1362, 1570, 2270, 2355, 3405, 4553, 4710, 6583, 6810, 9106, 13166, 13659, 19749, 22765, 27318, 32915, 35639, 39498, 45530, 65830, 68295, 71278, 98745, 106917, 136590, 178195, 197490, 213834, 356390, 534585, 1033531, 1069170, 2067062, 3100593, 5167655, 6201186, 10335310, 15502965, 31005930]

約数ペア:

[(1, 31005930), (2, 15502965), (3, 10335310), (5, 6201186), (6, 5167655), (10, 3100593), (15, 2067062), (29, 1069170), (30, 1033531), (58, 534585), (87, 356390), (145, 213834), (157, 197490), (174, 178195), (227, 136590), (290, 106917), (314, 98745), (435, 71278), (454, 68295), (471, 65830), (681, 45530), (785, 39498), (870, 35639), (942, 32915), (1135, 27318), (1362, 22765), (1570, 19749), (2270, 13659), (2355, 13166), (3405, 9106), (4553, 6810), (4710, 6583)]